W3C home > Mailing lists > Public > www-forms@w3.org > November 2008

Re: saving the data of an xform

From: Erik Bruchez <ebruchez@orbeon.com>
Date: Tue, 25 Nov 2008 17:43:18 -0800
Message-Id: <A5BB64AB-F84B-499C-976D-DFA02AE86B12@orbeon.com>
To: xforms <www-forms@w3.org>

Also, regarding saving data to eXist: if an error occurs while doing  
so, you can detect this situation by listening on the xforms-submit- 
error event dispatched to the submission used to save to eXist.


On Nov 25, 2008, at 3:54 PM, John Boyer wrote:

> Hi Jabba,
> You can dynamically change the URL that the xforms submission  
> connects to.
> In XForms 1.0, the "action" attribute only allowed static URLs.
> In XForms 1.1, the "action" attribute is still supported but  
> deprecated in favor of using a "resource" attribute.  The reason we  
> renamed the attribute is because it made it possible for us to  
> overload the attribute with a child element of the same name.
> You need the "resource" child element, which allows you to overload  
> the URL with a value that is dynamically computed on the client  
> side.  This was so urgently needed, that pretty much all XForms  
> implementations have supported this feature for years now,  
> regardless of the current W3C process phase of XForms 1.1.
> An example of the markup is here: http://www.w3.org/MarkUp/Forms/specs/XForms1.1/index-all.html#submit-resource-elem
> Note, though, that you can do *any* XPath expression in the value  
> attribute to compute *any* part of the URI using any number of  
> instance data nodes.
> Cheers,
> John M. Boyer, Ph.D.
> STSM, Interactive Documents and Web 2.0 Applications
> Chair, W3C Forms Working Group
> Workplace, Portal and Collaboration Software
> IBM Victoria Software Lab
> E-Mail: boyerj@ca.ibm.com
> Blog: http://www.ibm.com/developerworks/blogs/page/JohnBoyer
> Blog RSS feed: http://www.ibm.com/developerworks/blogs/rss/JohnBoyer?flavor=rssdw
> From:
> "Jabba Laci" <jabba.laci@gmail.com>
> To:
> xforms <www-forms@w3.org>
> Date:
> 11/25/2008 03:48 PM
> Subject:
> saving the data of an xform
> Hi,
> I'd have another question: how to save the collected data of an xform?
> Currently, I'm making experiments with the XML DB eXist, because such
> a database seems to be the easiest way to store XML data. One problem
> is that if I specify the name of the output file in the xform (e.g.
> http://localhost:8080/exist/rest/db/data.xml), this file will be
> overwritten each time the form is sent. That is, the output file
> should change each time. One idea is to add a timestamp suffix to the
> file name, making it unique. Can it be done on the client side? Or
> should it be done through a servlet?
> Another thing that troubles me is that if I save the data from an
> xform directly to eXist, there is no feedback whether the storage was
> successful or not. Because of this reason I'd prefer to control the
> saving procedure from a servlet. In that case generating a unique
> filename is not a problem.
> Or what is the preferred way for this?
> Thanks,
> Laszlo

Orbeon Forms - Web Forms for the Enterprise Done the Right Way
Received on Wednesday, 26 November 2008 01:44:01 UTC

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